the green planet if deforestation keeps on happening? I strongly believe that we need to stop deforestation before it is too late‚ or else we‚ humans‚ will suffer a lot from it. It has been told that forests are our world lungs. As many of us have known‚ every green plant can do photosynthesis‚ a process of producing oxygen from carbon dioxide. If deforestation keeps on happening‚ our oxygen supply will also deplete. That’s one thing I can guarantee. It means that we won’t have enough air to breathe
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Separations: Chromatography of M&M and Ink Dyes Almost all substances we come into contact with on a daily basis are impure; that is‚ they are mixtures. Similarly‚ compounds synthesized in the chemical laboratory are rarely produced pure. As a result‚ a major focus of research in chemistry is designing methods of separating and identifying components of mixtures. Many separation methods rely on physical differences between the components of a mixture. For example‚ filtration takes advantage of substances
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photosynthetic cells had come and gone‚ and oxygen-producing types had changed the atmosphere. High above Earth‚ the sun’s energy had converted much of the oxygen into a dense ozone layer‚ a shield against lethal doses of ultraviolet radiation. Until then‚ life had not ventured above the surface of water and mud. Algae were evolving at the water’s edge‚ and one group – probably the charophytes – gave rise to plants. Cooksonia‚ a simple branching plant a few centimeters tall‚ evolved by 430 million
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TOMATO PLANT 1) Seed: Tomato seeds are small‚ flat and disk shaped and about 1/8 inch wide. They contain two energy storage organs called cotyledons and an embryo encased in a hard outer shell called the seed coat. The seed is the dormant or resting stage of the plant life cycle. When young tomato plants are damaged‚ they tend to go into a dormant‚ survival stage in which plant growth is delayed for a while. Frost damage is something to look out for when planting tomatoes early on in the season
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Natural Resources and Energy Paper SCI/256 March 30‚ 2013 Professor Natural Resources and Energy Paper Tropical rainforests like so many other natural places are a scarce resource in the 21st century. They are unique and unlike any other ecosystem. They are in fact crucial to the global ecosystem and vital to human existence. Beyond compare as it relates to their biological diversity‚ tropical rainforests are a natural reservoir of genetic diversity which offers a rich source of medicinal
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Natural Disasters are presented to us in various forms. Earthquakes‚ tsunamis‚ hurricanes‚ volcano eruptions and tornados have been the causes of many devastating events seen throughout history. Preparation is needed to increase the chances of overcoming the destruction of a natural disaster. but unfortunately‚ some disasters may occur without warning and often increase havoc in more ways than one. Effects on The Economy • Hurricanes and earthquakes can pose a threat to gas prices by damaging
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The Coca plant is in the Kingdom Plantae‚ the Phylum Magnoliophyta‚ the Class Magnoliopsida‚ the order Mapighiales‚ the Family Erythroxylacae‚ the Genus Erythroxylum‚ and the Species Erythroxylum Coca. The Coca plant originates in Northwestern South America particularly Columbia‚ but it can also be found in Peru‚ Venezuela‚ and Bolivia. The Coca plant can grows to a height of 7–10 ft‚ the branches are straight‚ and the leaves are green tinted ovals. The plant also has small yellowish-white flowers
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aberration of the chromatic effect. 1931= Ernst Ruska co-invented the electron microscope for which he won the Nobel prize in physics in 1986. 4 kinds of microscope Compound Microscope = is a microscope that uses multiple lenses to collect light from the sample and then a separate set of lenses to focus the light into the eye or camera. Dissecting Microscope (stereo or stereoscopic) = is an optical microscope variant designed for low magnification observation of a sample using incident light
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We have a personal responsibility to the natural world to take care of our natural resources. If our natural resources fail‚ we will in turn have failed our decedents by leaving behind a life that is harder to live. Imagine that water is limited to the point that there is only one source on the planet. Imagine that the air is full of pollutants because trees are almost extinct. What kind of future do we want to leave our kids‚ grandkids‚ and great grandkids? The future of our fresh water supply
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PLANT LAYOUT Plant layout is a plan of the most effective arrangement of the physical facilities and manpower for the manufacture of the product. Plant layout encompasses much more than the mere planning of the arrangement of the production equipment and should include a careful study of the following: 1. External transportation facilities. 2. Receiving operations (unloading‚ inspection‚ stores) 3. Production activities. 4. Service & auxiliary operations.
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